Delft climate

Delft Weather in July

1991-2020 means of the daily record at Rotterdam (GHCN NLE00152490), 8 km from Delft

Average highs run from 22°C on July 1 to 24°C on July 31, and lows from 13°C to 14°C. Normal precipitation for the month is 80 mm over about 16 wet days.

July day by day

The normal high and low for each date, and the record, in °C.

Normal daily high and low temperature at Delft, in °C, with the record for each date.010203040151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

July at a glance

Average high
23°C
Average low
13°C
Precipitation
80 mm
Record high
37°CJul 25, 2019
Record low
4°CJul 19, 1971
Daylight
16 h 39 min to 15 h 31 min
Cloud cover
69%
Humidity
78%
Dew point
14°C
Wind
17.3 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowRecord highRecord lowChance wet
Jul 122°C13°C37°C 20255°C 198443%
Jul 223°C14°C33°C 19688°C 197543%
Jul 322°C13°C32°C 19768°C 197944%
Jul 423°C13°C32°C 20068°C 201945%
Jul 522°C13°C32°C 20018°C 196246%
Jul 622°C13°C32°C 19579°C 199746%
Jul 722°C12°C30°C 19707°C 196248%
Jul 821°C12°C33°C 20235°C 196247%
Jul 922°C13°C35°C 20108°C 196246%
Jul 1022°C13°C32°C 19958°C 201546%
Jul 1123°C13°C32°C 19918°C 197846%
Jul 1221°C13°C32°C 19948°C 198645%
Jul 1322°C13°C31°C 19678°C 197145%
Jul 1421°C13°C31°C 19828°C 198945%
Jul 1522°C13°C31°C 20036°C 195943%
Jul 1623°C14°C33°C 20038°C 197742%
Jul 1722°C14°C31°C 19837°C 199642%
Jul 1823°C14°C33°C 20066°C 196242%
Jul 1924°C14°C37°C 20224°C 197142%
Jul 2024°C14°C33°C 20168°C 198943%
Jul 2123°C14°C30°C 20137°C 198044%
Jul 2223°C13°C31°C 20137°C 198043%
Jul 2324°C14°C31°C 20197°C 199044%
Jul 2424°C14°C36°C 20197°C 196144%
Jul 2523°C14°C37°C 20197°C 197443%
Jul 2624°C14°C36°C 20189°C 201542%
Jul 2724°C14°C36°C 20188°C 196343%
Jul 2823°C14°C30°C 20026°C 199642%
Jul 2924°C14°C34°C 20267°C 196242%
Jul 3024°C14°C32°C 20028°C 196142%
Jul 3124°C14°C32°C 19957°C 196143%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Delft, in percent.010203040501102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+2).

July 1
sunrise 5:27 AM, sunset 10:06 PM
July 31
sunrise 6:03 AM, sunset 9:34 PM

Every day of July: sun and moon

Other months

Sources

Records: NOAA GHCN-Daily, station NLE00152490, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.